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In my application , am capturing an image of coins on table and then immidiatley i ned to detect edges of those coins . Can any one help me how to solve this ?

regards, Srinivas

Srinivas
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  • Are you capturing single images or a live view? What do you want to do in general? Maybe there is a better way than coding it yourself. – Chris Mar 04 '11 at 12:52
  • I need to capture image (coins on table)and then i need detect edges of coins , and i need to paint border based on thier radius(1 rupee , 2 rupee , 5 rupee ) different coins and i have to count – Srinivas Mar 04 '11 at 13:10

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The're a number of edge detecting algorithms , I have successfully used the Sobel edge detector before.

bleeeah
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  • Can u tell me how to accomplish this task in android ? please gimme a clue . Thank u. – Srinivas Mar 04 '11 at 13:11
  • @bleeeah Can you please help me or suggest for this : http://stackoverflow.com/questions/39975618/how-to-detect-count-hair-from-image-using-opencv – Haresh Chhelana Oct 12 '16 at 06:06